no code implementations • 9 Feb 2024 • Zixun Lan, Binjie Hong, Jiajun Zhu, Zuo Zeng, Zhenfu Liu, Limin Yu, Fei Ma
As a semi-template-based method RetroSiG has several advantages.
1 code implementation • 21 Dec 2023 • Yifei Sun, Qi Zhu, Yang Yang, Chunping Wang, Tianyu Fan, Jiajun Zhu, Lei Chen
In this paper, we identify the fundamental cause of structural divergence as the discrepancy of generative patterns between the pre-training and downstream graphs.
no code implementations • 18 Dec 2023 • Jiajun Zhu, Yanqun Tang, Xizhang Wei, Haoran Yin, Jinming Du, Zhengpeng Wang, Yuqinng Liu
Affine frequency division multiplexing (AFDM) is a recently proposed communication waveform for time-varying channel scenarios.
no code implementations • 12 Sep 2023 • Jiajun Zhu, Zichuan Yang, Binjie Hong, Jiacheng Song, Jiwei Wang, Tianhao Chen, Shuilan Yang, Zixun Lan, Fei Ma
Correcting students' multiple-choice answers is a repetitive and mechanical task that can be considered an image multi-classification task.
no code implementations • 26 Jul 2023 • Jiajun Zhu, Yanqun Tang, Chao Yang, Chi Zhang, Haoran Yin, Jiaojiao Xiong, Yuhua Chen
To enhance the sensing performance of the orthogonal time frequency space (OTFS) waveform, we propose a novel time-domain interleaved cyclic-shifted P4-coded OTFS (TICP4-OTFS) with improved ambiguity function.
no code implementations • 15 May 2023 • Jinming Du, Yanqun Tang, Xizhang Wei, Jiaojiao Xiong, Jiajun Zhu, Haoran Yin, Chi Zhang, Haibo Chen
Integrated sensing and communication (ISAC) is considered as a promising solution for improving spectrum efficiency and relieving wireless spectrum congestion.
no code implementations • 28 Feb 2023 • Yu Zhou, Haoran Yin, Jiaojiao Xiong, Shiyu Song, Jiajun Zhu, Jinming Du, Haibo Chen, Yanqun Tang
In the high-mobility scenarios of next-generation wireless communication systems (beyond 5G/6G), the performance of orthogonal frequency division multiplexing (OFDM) deteriorates drastically due to the loss of orthogonality between the subcarriers caused by large Doppler frequency shifts.
no code implementations • 29 Mar 2021 • Jiajun Zhu, Xiufeng Jiang, Zhiwei Jia, Shugong Xu, Shan Cao
Moreover, a paired low-quality scene text video dataset named Text-RBL is proposed, consisting of raw videos, blurry videos, and low-resolution videos, labeled by the proposed convenient semi-automatic labeling strategy.